var mysql = require('mysql')
var connection = mysql.createConnection({
  host     : 'localhost',
  user     : 'root',
  password : '123456',
  database : 'test'
}) 
connection.connect() 
connection.query('select 1 + 1 as solution', function (error, results, fields) {
  if (error) throw error
    console.log('The solution is: ', results[0].solution)
});